CN204947094U - The multiplexing front end assemblies of a kind of Waveguide polarization - Google Patents
The multiplexing front end assemblies of a kind of Waveguide polarization Download PDFInfo
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- CN204947094U CN204947094U CN201520641884.9U CN201520641884U CN204947094U CN 204947094 U CN204947094 U CN 204947094U CN 201520641884 U CN201520641884 U CN 201520641884U CN 204947094 U CN204947094 U CN 204947094U
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Abstract
The utility model discloses the multiplexing front end assemblies of a kind of Waveguide polarization, for connecting antenna and transceiver, it is characterized in that: it comprises the antenna wave guide be connected with antenna and the transceiver waveguide be connected with transceiver; Described antenna wave guide is circular waveguide, and circular waveguide wall is provided with one for separating of the electromagnetic slit of vertical polarization directions; Described antenna wave guide is connected with transceiver waveguide, the electromagnetic wave of transmit level polarised direction; Described slit by one for polarised direction conversion butterfly structure be connected with transceiver waveguide.The utility model is connected between antenna and transceiver, by the effect of this assembly, only needs a set of receiver equipment thereof just can realize the work of polarization multiplexing.A set of receiver equipment thereof can be reduced, the cost of great reduction system, and due to equipment minimizing, the reliability of equipment can also be improved.This assembly is a passive device, is assembled by intermetallic composite coating completely, and thus reliability is high, and cost is lower, and consistency is good, can be mass.
Description
Technical field
The utility model belongs to telecommunications field, particularly relates to a kind of multiplexing front end assemblies of Waveguide polarization of the polarization multiplexing for electromagnetic horizontal polarization and perpendicular polarization two polarised directions.
Background technology
Electromagnetic wave, in the propagation of occurring in nature, can resolve into the both direction of orthogonal polarization, and this polarization characteristic has very large superiority in engineer applied.
In telecommunications field, in order to improve traffic rate, often can use the multiplexing circulation way of polarization of electromagnetic wave, without increase in bandwidth, traffic rate being doubled.Method general is at present that communication ODU equipment is overlapped in use two, assembles an orthomode coupler (OMT) in front end, connects two ODU respectively, make two ODU to share common antenna, work simultaneously with two polarization ports of this OMT.
In electronic countermeasures field, owing to not knowing the work polarization mode of hostile aspect electronic equipment, therefore investigate equipment and must contain two orthogonal polarization directions, the electromagnetic wave signal in two orthogonal polarization directions is all accepted.In order to realize this function, be also that investigation receiving equipment is overlapped in employing two usually.
Above-mentioned two kinds of conventional fields, employing two is all needed to overlap receiver equipment thereof at present, and in microwave electron product, receiver equipment thereof is the most expensive part, therefore use two cover receiver equipment thereofs simultaneously, can increase cost greatly, the cost improving whole system greatly brings larger cost pressure.
The device orthomode coupler (OMT) being used as cross polarization work at present can only carry out the effect of polarization separation or polarity combination, and the signal that can not be thus a polarised direction by two not like-polarized signal syntheses processes.
Summary of the invention
The utility model object be to provide a kind of can by the multiplexing front end assemblies of Waveguide polarization of the signal syntheses one road signal of two-way orthogonal polarization.
The utility model for achieving the above object, adopts following technical scheme:
The multiplexing front end assemblies of a kind of Waveguide polarization, for connecting antenna and transceiver, is characterized in that: it comprises the antenna wave guide be connected with antenna and the transceiver waveguide be connected with transceiver; Described antenna wave guide is circular waveguide, and circular waveguide wall is provided with one for separating of the electromagnetic slit of vertical polarization directions; Described antenna wave guide is connected with transceiver waveguide, the electromagnetic wave of transmit level polarised direction; Described slit by one for polarised direction conversion butterfly structure be connected with transceiver waveguide.
A kind of form: described transceiver waveguide is the waveguide of " returning " font, has the absorption edge of a rectangular waveguide output port and an installation load absorbing material; Described transceiver waveguide is connected with antenna wave guide by the structure of a sub-elliptical, and the structure of described sub-elliptical is used for the electromagnetic wave electromagnetic wave of the horizontal polarization directions transmitted in circular waveguide being converted to standard rectangular waveguide.
Metallic rod is provided with in described transceiver waveguide; Described Metallic rod is positioned at the electromagnetic wave of the horizontal polarization directions directly transmitted through antenna wave guide, and the vertical polarization directions electromagnetic wave intersection after slit and butterfly structure turn to.
Another kind of form: described transceiver waveguide is circular waveguide, the electromagnetic wave of the horizontal polarization directions that described antenna wave guide is directly the transmitted vertical polarization directions electromagnetic wave after turning to butterfly structure through slit by a polarized electromagnetic wave of the same race is separated with the structure of synthesizing after be connected with transceiver waveguide; Described polarized electromagnetic wave of the same race is separated and the structure of synthesis is two interconnective parallel waveguides, has a coupling window between two parallel waveguides.
The structure of described polarized electromagnetic wave separation of the same race and synthesis has the absorption edge of a rectangular waveguide output port and an installation load absorbing material; Rectangular waveguide is converted to circular waveguide by a turning structure by described rectangular waveguide output port, is connected with described transceiver waveguide.
The utility model proposes a kind of novel polarization multiplexing front end assemblies, these two cross-polarized signals in the microwave signal of the two-way orthogonal polarization that antenna can be received, and are converted to the signal of a polarization by this assembly after being separated, turning to; At launching phase, a road Signal separator can become two-way amplitude equal again by this assembly, and the two paths of signals that polarised direction is orthogonal, goes out through antenna transmission.This assembly is connected between antenna and transceiver, by the effect of this assembly, only needs a set of receiver equipment thereof just can realize the work of polarization multiplexing.Compare current working method, a set of receiver equipment thereof can be reduced, the cost of great reduction system, and due to equipment minimizing, the reliability of equipment can also be improved.This assembly is a passive device, is assembled by intermetallic composite coating completely, and thus reliability is high, and cost is lower, and consistency is good, can be mass.
Accompanying drawing explanation
Fig. 1-3 is the utility model embodiment 1 structural representation.
Fig. 4-7 is the utility model embodiment 2 structural representation.
Embodiment
Embodiment 1:
The multiplexing front end assemblies of Waveguide polarization as Figure 1-3, for connecting antenna and transceiver, comprises the antenna wave guide 11 be connected with antenna and the transceiver waveguide 18 be connected with transceiver.Antenna wave guide 11 is circular waveguide, and circular waveguide wall is provided with one for separating of the electromagnetic slit 13 of vertical polarization directions, by adjusting the size of this slit 13, can obtain desirable polarization separation from.Antenna wave guide 11 is connected with transceiver waveguide 18, the electromagnetic wave of transmit level polarised direction; Slit 13 by one for polarised direction conversion butterfly structure 14 be connected with transceiver waveguide 18.Transceiver waveguide 18 is the waveguide of " returning " font, has the absorption edge 17 of a rectangular waveguide output port 12 and an installation load absorbing material; Transceiver waveguide 18 is connected with antenna wave guide 11 by the structure 15 of a sub-elliptical, the structure 15 of sub-elliptical is for converting the electromagnetic wave of standard rectangular waveguide to by the electromagnetic wave of the horizontal polarization directions transmitted in circular waveguide, by adjusting this physical dimension, reflection coefficient of port can be adjusted.Metallic rod 16 is provided with in transceiver waveguide 18; Metallic rod 16 is positioned at the electromagnetic wave of the horizontal polarization directions directly transmitted through antenna wave guide 11, with turn to through slit 13 and butterfly structure 14 after vertical polarization directions electromagnetic wave intersection, Metallic rod 16 is for strengthening isolation, add this Metallic rod in the design and can improve flatness between two-way electromagnetic wave, wider bandwidth could be obtained.
Embodiment 2:
As shown in figs. 4-7, the multiplexing front end assemblies of a kind of Waveguide polarization, for connecting antenna and transceiver, comprises the antenna wave guide 21 be connected with antenna and the transceiver waveguide 22 be connected with transceiver; Antenna wave guide 21 is circular waveguide, and circular waveguide wall is provided with one for separating of the electromagnetic slit 23 of vertical polarization directions, the same size by this slit 23 of adjustment, can obtain desirable polarization separation from.Transceiver waveguide 22 is circular waveguide, the electromagnetic wave of the direct horizontal polarization directions of transmission of the antenna wave guide 21 vertical polarization directions electromagnetic wave after turning to butterfly structure 24 through slit 23 by a polarized electromagnetic wave of the same race is separated with the structure 25 of synthesizing after be connected with transceiver waveguide 22.Polarized electromagnetic wave of the same race is separated and the structure 25 of synthesis is two interconnective parallel waveguides, has a coupling window between two parallel waveguides.Its principle is Planar Magic-T, by the distance between adjustment coupling window size and two parallel waveguides, can adjust the flatness of two kinds of polarised direction electromagnetic transmissions.The structure 25 of polarized electromagnetic wave separation of the same race and synthesis has the absorption edge 27 of a rectangular waveguide output port and an installation load absorbing material; Rectangular waveguide is converted to circular waveguide by a turning structure 26 by rectangular waveguide output port, is connected with described transceiver waveguide 22.This structure uses the transformational structure eliminated from rectangular waveguide to circular waveguide, greatly reduces the volume of product, improves performance.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. the multiplexing front end assemblies of Waveguide polarization, for connecting antenna and transceiver, is characterized in that: it comprises the antenna wave guide be connected with antenna and the transceiver waveguide be connected with transceiver; Described antenna wave guide is circular waveguide, and circular waveguide wall is provided with one for separating of the electromagnetic slit of vertical polarization directions; Described antenna wave guide is connected with transceiver waveguide, the electromagnetic wave of transmit level polarised direction; Described slit by one for polarised direction conversion butterfly structure be connected with transceiver waveguide.
2. the multiplexing front end assemblies of Waveguide polarization according to claim 1, is characterized in that: described transceiver waveguide is the waveguide of " returning " font, has the absorption edge of a rectangular waveguide output port and an installation load absorbing material; Described transceiver waveguide is connected with antenna wave guide by the structure of a sub-elliptical, and the structure of described sub-elliptical is used for the electromagnetic wave electromagnetic wave of the horizontal polarization directions transmitted in circular waveguide being converted to standard rectangular waveguide.
3. the multiplexing front end assemblies of Waveguide polarization according to claim 2, is characterized in that: be provided with Metallic rod in described transceiver waveguide; Described Metallic rod is positioned at the electromagnetic wave of the horizontal polarization directions directly transmitted through antenna wave guide, and the vertical polarization directions electromagnetic wave intersection after slit and butterfly structure turn to.
4. the multiplexing front end assemblies of Waveguide polarization according to claim 1, it is characterized in that: described transceiver waveguide is circular waveguide, the electromagnetic wave of the horizontal polarization directions that described antenna wave guide is directly the transmitted vertical polarization directions electromagnetic wave after turning to butterfly structure through slit by a polarized electromagnetic wave of the same race be separated with the structure of synthesis after be connected with transceiver waveguide; Described polarized electromagnetic wave of the same race is separated and the structure of synthesis is two interconnective parallel waveguides, has a coupling window between two parallel waveguides.
5. the multiplexing front end assemblies of Waveguide polarization according to claim 4, is characterized in that: the structure of described polarized electromagnetic wave separation of the same race and synthesis has the absorption edge of a rectangular waveguide output port and an installation load absorbing material; Rectangular waveguide is converted to circular waveguide by a turning structure by described rectangular waveguide output port, is connected with described transceiver waveguide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520641884.9U CN204947094U (en) | 2015-08-24 | 2015-08-24 | The multiplexing front end assemblies of a kind of Waveguide polarization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520641884.9U CN204947094U (en) | 2015-08-24 | 2015-08-24 | The multiplexing front end assemblies of a kind of Waveguide polarization |
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| Publication Number | Publication Date |
|---|---|
| CN204947094U true CN204947094U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520641884.9U Withdrawn - After Issue CN204947094U (en) | 2015-08-24 | 2015-08-24 | The multiplexing front end assemblies of a kind of Waveguide polarization |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161811A (en) * | 2015-08-24 | 2015-12-16 | 江苏贝孚德通讯科技股份有限公司 | Front end assembly for waveguide polarization multiplexing |
-
2015
- 2015-08-24 CN CN201520641884.9U patent/CN204947094U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161811A (en) * | 2015-08-24 | 2015-12-16 | 江苏贝孚德通讯科技股份有限公司 | Front end assembly for waveguide polarization multiplexing |
| WO2017031999A1 (en) * | 2015-08-24 | 2017-03-02 | 江苏贝孚德通讯科技股份有限公司 | Waveguide polarization multiplexing front end assembly |
| CN105161811B (en) * | 2015-08-24 | 2018-03-09 | 江苏贝孚德通讯科技股份有限公司 | A kind of Waveguide polarization is multiplexed front end assemblies |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160106 Effective date of abandoning: 20180309 |